ssc previous year one word substitution

STUDY {A study of-->}

Matching exercise

Match the items on the right to the items on the left.

EPISTEMOLOGY	??? environment skin pattern glands knowledge insects
ENTOMOLOGY	??? environment skin pattern glands knowledge insects
ENDOCRINOLOGY	??? environment skin pattern glands knowledge insects
ECOLOGY	??? environment skin pattern glands knowledge insects
DERMATOGLYPHICS	??? environment skin pattern glands knowledge insects